diff options
author | Robert P. J. Day <rpjday@mindspring.com> | 2007-01-30 06:06:00 -0500 |
---|---|---|
committer | Paul Mackerras <paulus@samba.org> | 2007-02-06 22:03:19 -0500 |
commit | 63c2f782e8f6aafbc11b14b2cb291b3dc9fc217d (patch) | |
tree | cbcd1f138a886529ec62a21c5dd4b2c87581058d /drivers | |
parent | 7df2457db83bc922fcc8b462526b77f1ffe8c84b (diff) |
[POWERPC] Add "is_power_of_2" checking to log2.h.
Add the inline function "is_power_of_2()" to log2.h, where the value
zero is *not* considered to be a power of two.
Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Acked-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/gianfar_ethtool.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/net/gianfar_ethtool.c b/drivers/net/gianfar_ethtool.c index 6d71bea5e900..0d6943d67096 100644 --- a/drivers/net/gianfar_ethtool.c +++ b/drivers/net/gianfar_ethtool.c | |||
@@ -42,8 +42,6 @@ | |||
42 | 42 | ||
43 | #include "gianfar.h" | 43 | #include "gianfar.h" |
44 | 44 | ||
45 | #define is_power_of_2(x) ((x) != 0 && (((x) & ((x) - 1)) == 0)) | ||
46 | |||
47 | extern void gfar_start(struct net_device *dev); | 45 | extern void gfar_start(struct net_device *dev); |
48 | extern int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit); | 46 | extern int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit); |
49 | 47 | ||